In the world, Delia Susana (Delia Susana 
) is a rare feminine forename. The forename Delia Susana is characteristic of Latin America and the Caribbean, particularly Peru, where it is a rare female name, Chile, and Argentina, where it is a very rare feminine name. Much less frequently, Delia Susana is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Delia Susana | Peru, Argentina, Chile, Ecuador, Uruguay |